1. Relating to or of the nature of or having a mouth or mouthlike opening
   - stomatous 
2. Relating to or constituting plant stomata
   "stomatal openings"
   - stomatous

See also: astomatal, stoma

• asynchronous operation
• asynchronous transfer mode
• asynchrony
• asynclitism
• asyndetic
• asyndeton
• asynergia
• asynergic
• asynergy
• asystole
• at
• at a loss
• at a low price
• at a lower place
• at a time
• at all
• at all costs
• at an equal rate
• at any cost
• at any expense
• at any rate
• at arm's length
• at bay
• at best
• at bottom