monotrematous
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English[edit]
Etymology 1[edit]
Monotremata + -ous
Adjective[edit]
monotrematous (not comparable)
- (zoology) Of or pertaining to the Monotremata or monotremes.
- Synonym: monotremous
Etymology 2[edit]
Adjective[edit]
monotrematous (not comparable)
- (ichthyology) Of the olfactory organ of a fish, having a single opening from which water flows in and out.
- 2005, Klaus Reutter, Fish Chemosenses, page 23:
- The anatomy of the olfactory organ of Belone belone differs clearly from so-called monotrematous olfactory organs.
- 2006, Sara Ostlund-Nilsson, Biology of the Three-Spined Stickleback, page 200:
- Three-spined sticklebacks, similar to their Spinachia cousins, are monotrematous, that is, each olfactory organ has only a single naris.