acrogen
11acrogen — n. Bot. any non flowering plant having a perennial stem with the growing point at its apex, e.g. a fern or moss. Derivatives: acrogenous adj. Etymology: Gk akron tip + GEN …
12The Age of Acrogens — Acrogen Ac ro*gen, n. [Gr. a kros extreme, high + gen.] (Bot.) A plant of the highest class of cryptogams, including the ferns, etc. See {Cryptogamia}. [1913 Webster] {The Age of Acrogens} (Geol.), the age of coal plants, or the carboniferous era …
13acrogenic — adjective pertaining to flowerless plants (ferns or mosses) in which growth occurs only at the tip of the main stem • Syn: ↑acrogenous • Pertains to noun: ↑acrogen (for: ↑acrogenous), ↑acrogen • Derivationally related forms …
14acrogenous — adjective pertaining to flowerless plants (ferns or mosses) in which growth occurs only at the tip of the main stem • Syn: ↑acrogenic • Pertains to noun: ↑acrogen, ↑acrogen (for: ↑acrogenic) • Derivationally related forms …
15-gen — comb. form 1 Chem. that which produces (hydrogen; antigen). 2 Bot. growth (endogen; exogen; acrogen). Etymology: F gegravene f. Gk genes born, of a specified kind f. gen root of gignomai be born, become * * * gen «jehn», noun, verb, genned,… …
16Age of coal plants — Coal Coal (k[=o]l), n. [AS. col; akin to D. kool, OHG. chol, cholo, G. kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr. jval to burn. Cf. {Kiln}, {Collier}.] 1. A thoroughly charred, and extinguished or still ignited, fragment from wood or… …
17Anthracite — Coal Coal (k[=o]l), n. [AS. col; akin to D. kool, OHG. chol, cholo, G. kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr. jval to burn. Cf. {Kiln}, {Collier}.] 1. A thoroughly charred, and extinguished or still ignited, fragment from wood or… …
18Bituminous coal — Coal Coal (k[=o]l), n. [AS. col; akin to D. kool, OHG. chol, cholo, G. kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr. jval to burn. Cf. {Kiln}, {Collier}.] 1. A thoroughly charred, and extinguished or still ignited, fragment from wood or… …
19Blind coal — Coal Coal (k[=o]l), n. [AS. col; akin to D. kool, OHG. chol, cholo, G. kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr. jval to burn. Cf. {Kiln}, {Collier}.] 1. A thoroughly charred, and extinguished or still ignited, fragment from wood or… …
20Brown coal — Coal Coal (k[=o]l), n. [AS. col; akin to D. kool, OHG. chol, cholo, G. kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr. jval to burn. Cf. {Kiln}, {Collier}.] 1. A thoroughly charred, and extinguished or still ignited, fragment from wood or… …
