(biology) One of a set of cells, in the anterior lobe of the pituitary gland, that produces the growth hormone somatotropin.

plural of turn of the screw

plural of angle of view

(countable) The state of being polyvalent. / (countable) Congruence with polyvalency. / (uncountable, music) A quality of music that is played in more than one harmonic function in the same key.