| Basal (a.) Relating to, or forming, the base. |
| Basal-nerved (a.) Having the nerves radiating from the base |
| basal body temperature method of family planning / basal body temperature method natural family planning in which the fertile period of the woman's menstrual cycle is inferred by noting the rise in basal body temperature that typically occurs with ovulation |
| basal body temperature / basal temperature body temperature in the morning before rising or moving about or eating anything |
| basal vein / vena basalis a large vein passing along the medial surface of the temporal lobe and emptying into the great cerebral vein |
| basal ganglion any of several masses of subcortical grey matter at the base of each cerebral hemisphere that seem to be involved in the regulation of voluntary movement |
| basal placentation where one or few ovules develop at the base of a simple or compound ovary |
| basal metabolic rate / BMR the rate at which heat is produced by an individual in a resting state |
| basal metabolism the amount of energy required to maintain the body of an individual in a resting state |
| radical / basal 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" |
| basal / primary of primary importance |
| basal / base serving as or forming a base, "the painter applied a base coat followed by two finishing coats" |