a. [ L. acutus sharp + folium leaf. ] (Bot.) Having sharp-pointed leaves. [ 1913 Webster ]

{ a. [ L. adversus opposite + folium leaf. ] (Bot.) Having opposite leaves, as plants which have the leaves so arranged on the stem. [ 1913 Webster ]

{ } a. [ L. angustus narrow (see Anguish) + folium leaf. ] (Bot.) Having narrow leaves. Wright. [ 1913 Webster ]

{ } a. [ L. asper rough + folium leaf. ] (Bot.) Having rough leaves. [ 1913 Webster ]

☞ By some applied to the natural order now called Boraginaceæ or borageworts. [ 1913 Webster ]

a. [ Pref. bi- + foliate. ] (Bot.) Having two leaves; two-leaved. [ 1913 Webster ]

a. (Bot.) Connate or coalescent at the base so as to produce a broad foliaceous body through the center of which the stem passes; -- applied to leaves, as the leaves of the boneset. [ 1913 Webster ]

v. t. [ LL. defoliare, to shed leaves; L. de- + folium leaf: cf. F. défoliation. ] to cause (a plant) to shed its leaves. [ PJC ]

{ } a. Deprived of leaves, as by their natural fall. [ 1913 Webster ]

n. [ LL. defoliare, defoliatum, to shed leaves; L. de- + folium leaf: cf. F. défoliation. ] The separation of ripened leaves from a branch or stem; the falling or shedding of the leaves. [ 1913 Webster ]

2. the act or process of causing plants to lose their leaves, especially by application of a chemical agent. The deliberate defoliation of plants has been used in war (as in Vietnam) to deprive an enemy of cover and allow attack from the air; also, to destroy narcotic-producing plants as a tactic against illegal drug production. The chemical defoliating agents are often sprayed over large areas from airplanes. [ PJC ]

v. i. [ imp. & p. p. Exfoliated p. pr. & vb. n. Exfoliating ] [ L. exfoliare to strip of leaves; ex out, from + folium leaf. ] 1. To separate and come off in scales or laminæ, as pieces of carious bone or of bark. [ 1913 Webster ]

2. (Min.) To split into scales, especially to become converted into scales at the result of heat or decomposition. [ 1913 Webster ]

v. t. To remove scales, laminæ, or splinters from the surface of. [ 1913 Webster ]

n. [ Cf. F. exfoliation. ] The scaling off of a bone, a rock, or a mineral, etc.; the state of being exfoliated. [ 1913 Webster ]

a. [ Cf.F. exfoliatif. ] Having the power of causing exfoliation. -- n. An exfoliative agent. Wiseman. [ 1913 Webster ]

a. [ L. foliatus leaved, leafy, fr. folium leaf. See Foliage. ] (Bot.) Furnished with leaves; leafy; as, a foliate stalk. [ 1913 Webster ]

Foliate curve. (Geom.) Same as Folium. [ 1913 Webster ]

v. t. [ imp. & p. p. Foliated p. pr. & vb. n. Foliating ] 1. To beat into a leaf, or thin plate. Bacon. [ 1913 Webster ]

2. To spread over with a thin coat of tin and quicksilver; as, to foliate a looking-glass. [ 1913 Webster ]

a. 1. Having leaves, or leaflike projections; as, a foliated shell. [ 1913 Webster ]

2. (Arch.) Containing, or consisting of, foils; as, a foliated arch. [ 1913 Webster ]

3. (Min.) Characterized by being separable into thin plates or folia; as, graphite has a foliated structure. [ 1913 Webster ]

4. (Geol.) Laminated, but restricted to the variety of laminated structure found in crystalline schist, as mica schist, etc.; schistose. [ 1913 Webster ]

5. Spread over with an amalgam of tin and quicksilver. [ 1913 Webster ]

Foliated telluium. (Min.) See Nagyagite. [ 1913 Webster ]

n. [ Cf. F. foliation. ] 1. The process of forming into a leaf or leaves. [ 1913 Webster ]

2. The manner in which the young leaves are dispo&unr_;ed within the bud. [ 1913 Webster ]

The . . . foliation must be in relation to the stem. De Quincey. [ 1913 Webster ]

3. The act of beating a metal into a thin plate, leaf, foil, or lamina. [ 1913 Webster ]

4. The act of coating with an amalgam of tin foil and quicksilver, as in making looking-glasses. [ 1913 Webster ]

5. (Arch.) The enrichment of an opening by means of foils, arranged in trefoils, quatrefoils, etc.; also, one of the ornaments. See Tracery. [ 1913 Webster ]

6. (Geol.) The property, possessed by some crystalline rocks, of dividing into plates or slabs, which is due to the cleavage structure of one of the constituents, as mica or hornblende. It may sometimes include slaty structure or cleavage, though the latter is usually independent of any mineral constituent, and transverse to the bedding, it having been produced by pressure. [ 1913 Webster ]

n. [ L. foliatura foliage. ] 1. Foliage; leafage. [ Obs. ] Shuckford. [ 1913 Webster ]

2. The state of being beaten into foil. Johnson. [ 1913 Webster ]

v. t. [ Pref. in- in + L. folium leaf. ] To cover or overspread with, or as with, leaves. [ R. ] Howell. [ 1913 Webster ]

v. t. [ Pref. inter- + L. folium leaf. ] To interleave. [ Obs. ] Evelyn. [ 1913 Webster ]

{ } a. [ L. latifolius; latus broad + folium leaf: cf. F. latifolié. ] (Bot.) Having broad leaves. [ 1913 Webster ]

a. [ Pref. per- + L. folium leaf. ] 1. (Bot.) Having the basal part produced around the stem; -- said of leaves which the stem apparently passes directory through. [ 1913 Webster ]

2. (Zool.) Surrounded by a circle of hairs, or projections of any kind. [ 1913 Webster ]

n. Same as Prefoliation. Gray. [ 1913 Webster ]

n. [ Pref. pre- + L. folium leaf. ] (Bot.) Vernation. [ 1913 Webster ]

{ } a. [ Quadri- + L. folium leaf. ] (Bot.) Four-leaved; having the leaves in whorls of four. [ 1913 Webster ]

{ } a. [ Quinque- + foliate, -ated: cf. F. quinquéfolié, L. quinquefolius. ] (Bot.) Having five leaves or leaflets. Gray. [ 1913 Webster ]

n. Excess of foliation. Sir T. Browne. [ 1913 Webster ]

{ } a. [ Tri- + foliate. Cf. Trefoil. ] (Bot.) Having three leaves or leaflets, as clover. See Illust. of Shamrock. [ 1913 Webster ]