(archaic) Race; lineage, pedigree. / (biology) A particular variety of a microbe, virus, or other organism, usually a taxonomically infraspecific one.

(obsolete) To hold tightly, to clasp. / To apply a force or forces to by stretching out. / To damage by drawing, stretching, or the exertion of force.

The act of straining, or the state of being strained. / A violent effort; an excessive and hurtful exertion or tension, as of the muscles. / An injury resulting from violent effort; a sprain.

(obsolete) To beget, generate (of light), engender, copulate (both of animals and humans), lie with, be born, come into the world.

A surname.

plural of Strain

Forced through a strainer. / Under tension; tense. / Not natural or spontaneous but done with effort

simple past tense and past participle of strain

plural of straining

Full of strain; requiring or exacting great effort; strenuous; stressful.