noun

• (obsolete) Sight, view; specifically a distant view at sea.
  "Touching the moſt remarkeable things of the Country and our proceeding from the 17 of Auguſt 1585. till the 18. of Iune 1586. we made Roanoack our habitation. The vtmoſt of our diſcouery Southward was Secotan as we eſteemed 80. leagues from Roanoacke. The paſſage from thence was thought a broad ſound within the maine, being without kenning of land, yet full of flats and ſhoulds that our Pinnaſſe could not paſſe, […]"
• (obsolete) The range or extent of vision, especially at sea; (by extension) a marine measure of approximately twenty miles.
  "Scylley is a Kenning, that is to ſay about an xx. Miles from the very Weſteſte Point of Cornewaulle."

noun

• (zoology, obsolete, rare) A chalaza or tread of an egg (a spiral band attaching the yolk of the egg to the eggshell); a cicatricula.
  "The ſtreine or kenning of the egge."

noun

• (poetry) A metaphorical compound or phrase, used especially in Germanic poetry (Old English or Old Norse) whereby a simple thing is described in an allusive way.
  "[A]s we are all aware, the Skalds used all sorts of kennings from Jewels, Gold, Silver, &c., to betoken Women, &c. Gold is called "The Sea's Blink (Blik)", and so on, and a female is "Gold's Mistress", "The Goddess of the Golden Jewel", and so forth."

noun

• (Northern England) A dry measure equivalent to half a bushel; a container with that capacity.
  "In the hall. One large table, with frame. 10s. ij cobbordes 8s. j fourme, j chaire, and j kenninge measure, 12d."