Hawaii and California are the only two U.S. states that grow coffee plants commercially.
corrugation
(noun) the act of shaping into parallel ridges and grooves
corrugation
(noun) a ridge on a corrugated surface
Source: WordNet® 3.1
corrugation (countable and uncountable, plural corrugations)
The process of corrugating; contraction into wrinkles or alternate ridges and grooves.
Source: Wiktionary
Cor`ru*ga"tion (kr`r-g"shn), n. Etym: [Cf. F. corrugation.]
Definition: The act corrugating; contraction into wrinkles or alternate ridges and grooves.
Source: Webster’s Unabridged Dictionary 1913 Edition
7 March 2025
(noun) chafing between two skin surfaces that are in contact (as in the armpit or under the breasts or between the thighs)
Hawaii and California are the only two U.S. states that grow coffee plants commercially.