Third-person singular simple present indicative form of strain.(verb)
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Use "strains" in a sentence
"There are several strains of the fungus, what we call strains, because they will form the sexual stage, and a strain alone will not."
"On Friday, Benedict lamented what he called strains on the traditional African family, condemning sexual violence against women and chiding countries that have approved abortion."
"This former Portuguese colony is mainly Catholic and Benedict lamented what he called strains on the traditional African family."