n. [ Gr. brachy`s short + E. pinacoid. ] (Crytallog.) A plane of an orthorhombic crystal which is parallel both to the vertical axis and to the shorter lateral (brachydiagonal) axis. [ 1913 Webster ]

n. a natural family used in some classification systems to include the genera Carpinus; Ostryopsis; and Ostryopsis.
Syn. -- subfamily Carpinaceae, family Carpinaceae. [ WordNet 1.5 ]

a. [ Cerebrum + spinal. ] (Anat.) Of or pertaining to the central nervous system consisting of the brain and spinal cord. [ 1913 Webster ]

Cerebro-spinal fluid (Physiol.), a serous fluid secreted by the membranes covering the brain and spinal cord. --
Cerebro-spinal meningitis,
Cerebro-spinal fever (Med.), a dangerous epidemic, and endemic, febrile disease, characterized by inflammation of the membranes of the brain and spinal cord, giving rise to severe headaches, tenderness of the back of the neck, paralysis of the ocular muscles, etc. It is sometimes marked by a cutaneous eruption, when it is often called spotted fever. It is not contagious. [ 1913 Webster ]

n. [ Gr. kli`nein to incline + E. pinacoid. ] (Crystallog.) The plane in crystals of the monoclinic system which is parallel to the vertical and the inclined lateral (clinidiagonal) axes. [ 1913 Webster ]

a. [ Pref. epi- + Gr. &unr_; pressed close. ] (Physiol.) A term applied to that phase of vegetable growth in which an organ grows more rapidly on its upper than on its under surface. See Hyponastic. [ 1913 Webster ]

a. [ Infra + spinal. ] (Anat.) (a) Below the vertebral column, subvertebral. (b) Below the spine; infraspinate; infraspinous.

{ } a. [ Infra + spinate, spinous. ] (Anat.) Below the spine; infraspinal; esp., below the spine of the scapula; as, the infraspinous fossa; the infraspinate muscle. [ 1913 Webster ]

a. [ L. inopinabilis. See Inopinate. ] Not to be expected; inconceivable. [ Obs. ] “Inopinable, incredible . . . sayings.” Latimer. [ 1913 Webster ]

a. [ L. inopinatus. See In- not, and Opine. ] Not expected or looked for. [ Obs. ] [ 1913 Webster ]

{ } a. (Anat.) Between spines; esp., between the spinous processes of the vertebral column. [ 1913 Webster ]

n. [ Macro- + pinacoid. ] (Crystallog.) One of the two planes of an orthorhombic crystal which are parallel to the vertical and longer lateral (macrodiagonal) axes. [ 1913 Webster ]

a. [ L. opinabilis. ] Capable of being opined or thought. Holland. [ 1913 Webster ]

n. [ L. opinatio. See Opine, ] The act of thinking; a supposition. [ Obs. ] [ 1913 Webster ]

a. Obstinate in holding opinions; opinionated. [ Obs. ] -- O*pin"a*tive*ly, adv. [Obs.] Burton. Sir T. More. [1913 Webster]

n. [ L. ] One fond of his own opinions; one who holds an opinion. [ Obs. ] Glanvill. [ 1913 Webster ]

n. [ Ortho- + pinacoid. ] (Crystallog.) A name given to the two planes in the monoclinic system which are parallel to the vertical and orthodiagonal axes. [ 1913 Webster ]

n. [ See Photo-, and Epinastic. ] (Bot.) A disproportionately rapid growth of the upper surface of dorsiventral organs, such as leaves, through the stimulus of exposure to light. Encyc. Brit. [ 1913 Webster ]

2. Also (Metal.) A cone of silver amalgam prepared for retorting; also, the residuary cone of spongy silver left after the retorting. [ Webster 1913 Suppl. ]

[ Orig. uncert. ] Any of several clumsy, wingless beetles of the genus Eleodes, found in the Pacific States. [ Webster 1913 Suppl. ]

n. [ Gr. &unr_;, &unr_;, a tablet + -oid. ] (Crystallog.) A plane parallel to two of the crystalline axes. [ 1913 Webster ]

[ Sp., strained pineapple. ] A sweet mixed drink made from rum, pineapple juice, and cream of coconut, mixed with crushed ice. [ PJC ]

n. [ Pinacone + L. oleum oil. ] (Chem.) A colorless oily liquid related to the ketones, and obtained by the decomposition of pinacone; hence, by extension, any one of the series of which pinacolin proper is the type. [ Written also pinacoline. ] [ 1913 Webster ]

n. [ From Gr. &unr_;, &unr_;, a tablet. So called because it unites with water so as to form tablet-shaped crystals. ] (Chem.) A white crystalline substance related to the glycols, and made from acetone; hence, by extension, any one of a series of substances of which pinacone proper is the type. [ Written also pinakone. ] [ 1913 Webster ]

‖n. [ L. pinacotheca, fr. Gr. &unr_;; &unr_;, &unr_;, a picture + &unr_; repisitory. ] A picture gallery. [ 1913 Webster ]

n. [ Pin + afore. ] An apron for a child to protect the front part of dress; a tier. [ 1913 Webster ]

‖n. [ G. ] Pinacotheca. [ 1913 Webster ]

n. [ L., fr. pinus a pine. ] (Bot.) A species of pine (Pinus Pinaster) growing in Southern Europe. [ 1913 Webster ]

‖n.; pl. Pinaces [ L., fr. Gr. &unr_; tablet. ] A tablet; a register; hence, a list or scheme inscribed on a tablet. [ R. ] Sir T. Browne. [ 1913 Webster ]

a. (Anat.) Prevertebral. [ 1913 Webster ]

n. [ L. propinatio. See Propine. ] The act of pledging, or drinking first, and then offering the cup to another. [ Obs. ] Abp. Potter. [ 1913 Webster ]

a. [ L. resupinatus, p. p. of resupinare to bend back. See Resupine. ] Inverted in position; appearing to be upside down or reversed, as the flowers of the orchis and the leaves of some plants. [ 1913 Webster ]

a. Resupinate. [ 1913 Webster ]

n. The state of luing on the back; the state of being resupinate, or reversed. [ 1913 Webster ]

Our Vitruvius calleth this affection in the eye a resupination of the figure. Sir H. Wotton. [ 1913 Webster ]

‖ (Med.) [ L., cleft spine. ] A congenital malformation in which the spinal column is cleft at its lower portion, and the membranes of the spinal cord project as an elastic swelling from the gap thus formed. [ 1913 Webster ]

a. (Bot.) Of, pertaining to, or resembling, the plant spinach, or the family of plants to which it belongs. [ 1913 Webster ]

n. 1. a beet lacking a swollen root; it is grown as a vegetable for its edible leaves and stalks.
Syn. -- chard, Swiss chard, spinach beet, leaf beet, chard plant, Beta vulgaris cicla. [ WordNet 1.5 ]

2. a plant with long succulent whitish stalks with large green leaves.
Syn. -- chard, Swiss chard, spinach beet, leaf beet. [ WordNet 1.5 ]

n. a disease of spinach plants. [ WordNet 1.5 ]

{ } n. [ OF. espinache, espinoche, F. épinard; cf. F. spinace, Sp. espinaca; all fr. Ar. isfānāj, isfināj, aspanākh, probably of Persian origin. ] (Bot.) A common pot herb (Spinacia oleracea) belonging to the Goosefoot family. [ 1913 Webster ]

Mountain spinach. See Garden orache, under Orache. --
New Zealand spinach (Bot.), a coarse herb (Tetragonia expansa), a poor substitute for spinach. [ 1913 Webster ]

☞ Various other pot herbs are locally called spinach. [ 1913 Webster ]

a. [ L. spinalis, fr. spina the spine: cf. F. spinal. See Spine. ] 1. (Anat.) Of, pertaining to, or in the region of, the backbone, or vertebral column; rachidian; vertebral. [ 1913 Webster ]

2. Of or pertaining to a spine or spines. [ 1913 Webster ]

Spinal accessory nerves, the eleventh pair of cranial nerves in the higher vertebrates. They originate from the spinal cord and pass forward into the skull, from which they emerge in company with the pneumogastrics. --
Spinal column, the backbone, or connected series or vertebrae which forms the axis of the vertebrate skeleton; the spine; rachis; vertebral column. --
Spinal cord, the great nervous cord extending backward from the brain along the dorsal side of the spinal column of a vertebrate animal, and usually terminating in a threadlike appendage called the filum terminale; the spinal, or vertebral, marrow; the myelon. The nervous tissue consists of nerve fibers and nerve cells, the latter being confined to the so-called gray matter of the central portions of the cord, while the peripheral white matter is composed of nerve fibers only. The center of the cord is traversed by a slender canal connecting with the ventricles of the brain. [ 1913 Webster ]

a. Bearing a spine; spiniform. [ 1913 Webster ]

n. [ L. supinare, supinatum, to bend or lay backward, fr. supinus supine: cf. F. supination. See Supine. ] (Physiol.) (a) The act of turning the hand palm upward; also, position of the hand with the palm upward. (b) The act or state of lying with the face upward. Opposed to pronation. [ 1913 Webster ]

n. [ NL. ] (Anat.) A muscle which produces the motion of supination. [ 1913 Webster ]

a. (Anat.) (a) Situated above the vertebral column. (b) Situated above a spine or spines; supraspinate; supraspinous. [ 1913 Webster ]

{ } a. (Anat.) Situated above a spine or spines; especially, situated above, or on the dorsal side of, the neural spines of the vertebral column, or above, or in front of, the spine of the scapula. [ 1913 Webster ]

n. [ See Tapish. ] A lurking or skulking. [ Obs. ] Gower. [ 1913 Webster ]