Usnic
Usnic Us"nic, a. (Chem.) Pertaining to, or designating, a complex acid obtained, as a yellow crystalline substance, from certain genera of lichens ({Usnea}, {Parmelia}, etc.). [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • usnic — adjective of or relating to usnic acid …   Wiktionary

  • usnic — us·nic …   English syllables

  • usnic — …   Useful english dictionary

  • Usnic acid — Chembox new Name = Usnic acid ImageFile = Usnic acid.svg ImageName = Chemical structure of usnic acid IUPACName = 2,6 Diacetyl 7,9 dihydroxy 8,9b dimethyl 1,3(2H,9bh) dibenzofurandione OtherNames = usneine, usninic acid Section1 = Chembox… …   Wikipedia

  • usnic acid — /us nik/, Pharm. an antibacterial substance, C18H16O7, derived from lichens of the genus Usnea. [1840 50; < NL Usn(ea) USNEA + IC] * * * …   Universalium

  • usnic acid — noun an antibacterial agent obtained from lichens of the genus Usnea …   Wiktionary

  • usnic acid — us·nic acid .əs nik n a yellow crystalline antibiotic C18H16O7 that is obtained from various lichens (as old man s beard) * * * us·nic ac·id (usґnik) an antibacterial compound occurring in the lichen Usnea barbata …   Medical dictionary

  • usnic acid — ˈəsnik noun Etymology: New Latin Usnea + English ic : a yellow crystalline antibiotic C18H16O7 that is a heterocyclic keto phenol related to dibenzo furan and is obtained from various lichens (as of the genera Usnea and Parmelia) …   Useful english dictionary

  • Parmelia — Usnic Us nic, a. (Chem.) Pertaining to, or designating, a complex acid obtained, as a yellow crystalline substance, from certain genera of lichens ({Usnea}, {Parmelia}, etc.). [1913 Webster] …   The Collaborative International Dictionary of English

  • Usnea — Usnic Us nic, a. (Chem.) Pertaining to, or designating, a complex acid obtained, as a yellow crystalline substance, from certain genera of lichens ({Usnea}, {Parmelia}, etc.). [1913 Webster] …   The Collaborative International Dictionary of English

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”