Main Entry: in·fer·tile

Pronunciation: \(ˈ)in-ˈfərt-^əl\

Function: adjective

: not fertile ; especially : incapable of or unsuccessful in achieving pregnancy over a considerable period of time (as a year) in spite of determined attempts by heterosexual intercourse without contraception <infertile couples> <an infertile male with a low sperm count> <an infertile female with blocked fallopian tubes>—compare sterile 1

—in·fer·til·i·ty \ˌin-(ˌ)fər-ˈtil-ət-ē\ noun, plural in·fer·til·i·ties