"perturb"@en-us . "0"^^ . . . . "disturb or interfere with the usual path of an electron or atom; \"The electrons were perturbed by the passing ion\""@en-us . "0"^^ . "201413108"@en-us . . . . . "202007077"@en-us . "perturb"^^ . . "02065652-v"^^ . . "202065652"^^ .