phycic, a. Chem.
(ˈfaɪsɪk)
[f. Gr. ϕῦκ-ος fucus, seaweed + -ic.]
In phycic acid, a crystalline body extracted from Protococcus vulgaris by alcohol, colourless, somewhat unctuous to the touch, tasteless, inodorous, and permanent in the air.
| 1864–8 Watts Dict. Chem. II. 504 The mother-liquor of the phycic acid which is deposited on cooling, separates. 1866–8 Ibid. IV. 633 Phycic acid dissolves in strong sulphuric acid, and is reprecipitated by water. |