Definition of altrices

• n. pl. - Nursers, -- a term applied to those birds whose young are hatched in a very immature and helpless condition, so as to require the care of their parents for some time; -- opposed to praecoces.
• n. pl. - Nursers, -- a term applied to those birds whose young are hatched in a very immature and helpless condition, so as to require the care of their parents for some time; -- opposed to praecoces.