from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A programming language widely used for systems programming.
- The symbol for the element carbon.
- The symbol for the Roman numeral one hundred.
- The symbol for the speed of light in a vacuum.
- The symbol for capacitance.
- The symbol for charge conjugation.
- abbr. Celsius
- abbr. centigrade
- abbr. Physics charm
- abbr. cold
- abbr. consonant
- abbr. coulomb
- abbr. cytosine
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The third letter of the basic modern Latin alphabet.
- n. cardinal number one hundred (100).
- n. Carbon.
- n. Symbol for the coulomb, an SI unit of electric charge.
- n. Cocaine.
- n. The digit for 12.
- n. IUPAC 1-letter abbreviation for any cytosine
- n. IUPAC 1-letter abbreviation for cysteine
- n. Symbol for the company Citigroup Inc on the NYSE
- n. differentiable class
- n. denotes the constant of integration
- n. The third letter of the English alphabet, called cee and written in the Latin script.
- n. The ordinal number third, derived from this letter of the English alphabet, called cee and written in the Latin script.
- n. A standard size of dry cell battery between A and D.
- n. Guitar chord – C – Played 0 1 0 2 3 0.
- n. $100; a c-note.
- n. The first note in the C chromatic and major scales.
- n. An academic grade better than a D and worse than a B.
- proper n. A particular high-level programming language from which many others are derived.
- proper n. Head of the Secret Intelligence Service.
From Etruscan 𐌂 (C), from Greek Γ (G, "Gamma"), from Phoenician 𐤂 (G, "gimmel"). (Wiktionary)
A standardization of Ɔ and C because the latter happens to be an abbreviation of Latin centum ("hundred"), from abbreviation of ƆIC, an alternate form of >I<, from tally stick markings resembling Ж (a superimposed X and I), from the practice of designating each tenth X notch with an extra cut. (Wiktionary)