of or near the head end or toward the front plane of a body
a tooth situated at the front of the mouth
earlier in time
(botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
the place where something begins, where it springs into being
the set of values that give a true statement when substituted into an equation
a number that, when multiplied by itself some number of times, equals a given number
