| Sigla | ‖n. pl. [ L. ] The signs, abbreviations, letters, or characters standing for words, shorthand, etc., in ancient manuscripts, or on coins, medals, etc. W. Savage. [ 1913 Webster ] |
| Sigma | ‖n.; |
| sigma | (n) ตัวอักษรกรีกตัวที่18 |
| sigma |
| sigma | (n) the 18th letter of the Greek alphabet |
| Summenzeichen { n } | sigma sign [Add to Longdo] |