ni·trifyBrE/ˈnaɪtrɪfaɪ/NAmE/ˈnaɪtrɪfaɪ/verbpresent simple - I / you / we / theynitrifyBrE/ˈnaɪtrɪfaɪ/NAmE/ˈnaɪtrɪfaɪ/present simple - he / she / itnitrifiesBrE/ˈnaɪtrɪfaɪz/NAmE/ˈnaɪtrɪfaɪz/past simplenitrifiedBrE/ˈnaɪtrɪfaɪd/NAmE/ˈnaɪtrɪfaɪd/past participlenitrifiedBrE/ˈnaɪtrɪfaɪd/NAmE/ˈnaɪtrɪfaɪd/ -ing formnitrifyingBrE/ˈnaɪtrɪfaɪɪŋ/NAmE/ˈnaɪtrɪfaɪɪŋ/~sth(chemistry化学) tochangeasubstanceintoacompound that contains nitrogen(使)硝化➡ see alsonitrate