strain

the act of singing

an intense or violent exertion

an effortful attempt to attain a goal

the general meaning or substance of an utterance

a succession of notes forming a distinctive sequence

a special variety of domesticated animals within a species

(biology) a group of organisms within a species that differ in trivial ways from similar groups

(physics) deformation of a physical body under the action of applied forces

injury to a muscle (often caused by overuse)

nervousness resulting from mental stress

difficulty that causes worry or emotional tension

cause to be tense and uneasy or nervous or anxious

alter the shape of (something) by stress

to exert much effort or energy

use to the utmost

rub through a strainer or process in an electric blender

remove by passing through a filter

separate by passing through a sieve or other straining device to separate out coarser elements

become stretched or tense or taut

test the limits of