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Noun: egg-laying mammal
  1. The most primitive mammals comprising the only extant members of the subclass Prototheria
    - monotreme

Derived forms: egg-laying mammals

Type of: prototherian

Nearest

egg-and-dart
egg-and-tongue
eggar
eggbeater
eggcup
eggdrop soup
egger
egg-filled
eggfruit
egghead
egg-laying mammal
eggnog
eggplant
eggplant bush
egg-producing
eggs
eggs Benedict
eggshake
egg-shaped
eggshell
eggwhisk