The occurrence of death of very young children under one year old.

(defective, transitive, intransitive) To use caution, pay attention to (used both with and without of).

Having the same relationship, each to each other. / Collective, done or held in common. / Reciprocal. / Possessed in common.

(biochemistry) A particular type of metalloprotease, namely membrane metallo-endopeptidase (MME)