Lexical Definition

‎פֶּתֶן‎ pethen (peh'-then) cobra ^H:N-M
from an unused root meaning to twist

adder.

• an asp (from its contortions)

1) a snake, venomous serpent
1a) perhaps the cobra, adder, or viper

See Greek: ἀσπίς · βασιλεύς · δράκων

Brown-Driver-Briggs

‎פֶּ֫תֶן‎ noun masculine^{Ps 68:5*} a venomous serpent, perhaps cobra (‎פתן‎ Eccl 39:30 Aramaic ‎פִּתְנָא‎, , whence perhaps Arabic ; — only in poetry: plural ‎פְּתָנִים ראֹשׁ‎ Deut 32:33 (|| ‎חֲמַת תַּנִּינִם‎), Job 20:16, ‎׳‎‎מְרוֺרַת פ‎ vJob 20:14 singular ‎פֶּ֫תֶן‎ Ps 91:13 (|| ‎תַּנִּין‎), ‎חֵרֵשׁ‎ ‎׳‎‎פ‎ Ps 58:5*, ‎חֻר פָּ֑תֶן‎ Isa 11:8.

Brown-Driver-Briggs References