plural of OMDB

(music) A symbol or numerical sign placed on a stave to indicate the meter; in the case of a numerical time signature, the numerator is the number of beats per bar, the denominator represents the v...

(taxonomy) Any one of two or more specimens specified in the description of a species (or lower-order taxon), where no specimen has been designated as holotype.

(entomology) Short for scutellar bristles.