bas·al /ˈbesəl, zəl/
ba·sal /ˈbesəl, zəl/ 形容詞
Ba·sal a. Relating to, or forming, the base.
Basal cleavage. See under Cleavage.
Basal plane Crystallog., a plane parallel to the lateral or horizontal axis.
adj 1: especially of leaves; located at the base of a plant or
stem; especially arising directly from the root or
rootstock or a root-like stem; "basal placentation";
"radical leaves" [syn: radical] [ant: cauline]
2: serving as or forming a base; "the painter applied a base
coat followed by two finishing coats" [syn: base]
3: of primary importance; "basic truths" [syn: basic, primary]