trimester Meaning, Definition & Usage

1. noun a period of three months; especially one of the three three-month periods into which human pregnancy is divided
   
2. noun one of three divisions of an academic year
   
3. adjective satellite thin and fit
   trim; spare.
   
   • the spare figure of a marathon runner
   • a body kept trim by exercise
4. adjective satellite of places; characterized by order and neatness; free from disorder
   trim; well-kept; shipshape.
   
   • even the barn was shipshape
   • a trim little sailboat
5. adjective satellite neat and smart in appearance
   trim; trig; clean-cut.
   
   • a clean-cut and well-bred young man
   • the trig corporal in his jaunty cap
   • a trim beard
6. adjective satellite severely simple in line or design
   trim; tailored.
   
   • a neat tailored suit
   • tailored curtains

WordNet