Abbott-Smith Manual Greek Lexicon
κατα-καλύπτω (G2619)
3 κατα-καλύπτω , [in LXX chiefly for כּסה pi.;] to cover up ; mid., to cover or veil oneself : I Co 11:6 ; τ. κεφαλήν , I Co 11:7 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain