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The letting of one timber into another by alternate scores or projections, as in shipbuilding.

Threefold; triple; consisting of three; ternate. Tern flowers (Bot.), flowers growing three and three together. -- Tern leaves (Bot.), leaves arranged in threes, or three by three, or having three in each whorl or set. -- Tern peduncles (Bot.), three peduncles growing together from the same axis. -- Tern schooner (N…

ensibility, used to determine slight differences and degrees of heat. It is composed of alternate bars of antimony and bismuth, or any two metals having different capacities for the conduction of heat, connected with an astatic galvanometer, which is very sensibly affected by the electric current induced in the system…

The alternate rising and falling of the waters of the ocean, and of bays, rivers, etc., connected therewith. The tide ebbs and flows twice in each lunar day, or the space of a little more than twenty- four hours. It is occasioned by the attraction of the sun and moon (the influence of the latter being three times that…

Bricks alternately projecting at the end of a wall, in order that they may be bonded into a continuation of it when the remainder is carried up. Toothing plane, a plane of which the iron is formed into a series of small teeth, for the purpose of roughening surfaces, as of veneers.

Cylindrical with alternate swellings and contractions; having the surface covered with rounded prominences.

tunity enjoyed by alternation with another or with others, or in due order; due chance; alternate or incidental occasion; appropriate time. "Nobleness and bounty . . . had their turns in his [the king's] nature." His turn will come to laugh at you again. Denham . Every one has a fair turn to be as great as he pleases.…

Alternately disposed on exactly opposite sides of the stem so as to from two ranks; distichous.

like; -- rarely occurring except in the phrase ups and downs. [Colloq.] Ups and downs, alternate states of elevation and depression, or of prosperity and the contrary. [Colloq.] They had their ups and downs of fortune. Thackeray.

. It is represented in heraldry by a series of small shields placed close together, and alternately white and blue. Fairholt. No vair or ermine decked his garment. Sir W. Scott. Counter vair (Her.), a fur resembling vair, except in the arrangement of the patches or figures.

To change to something else; to transmute; to exchange; to alternate. Gods, that never change their state, Vary oft their love and hate. Waller. We are to vary the customs according to the time and country where the scene of action lies. Dryden.

ar; as, to veer, or wear, a vessel. To veer and haul (Naut.), to pull tight and slacken alternately. Totten. -- To veer away or out (Naut.), to let out; to slacken and let run; to pay out; as, to veer away the cable; to veer out a rope.

sion. { 1. Acrogens. -- Plants usually with distinct stems and leaves, existing in two alternate conditions, one of which is nonsexual and sporophoric, the other sexual and oöphoric. Divided into Vascular Acrogens, or Pteridophyta, having the sporophoric plant conspicuous and consisting partly of vascular tissue, as i…

To have the constituent particles move to and fro, with alternate compression and dilation of parts, as the air, or any elastic body; to quiver.

A limited reciprocating motion of a particle of an elastic body or medium in alternately opposite directions from its position of equilibrium, when that equilibrium has been disturbed, as when a stretched cord or other body produces musical notes, or particles of air transmit sounds to the ear. The path of the particle…

- Wandering Jew (Bot.), any one of several creeping species of Tradescantia, which have alternate, pointed leaves, and a soft, herbaceous stem which roots freely at the joints. They are commonly cultivated in hanging baskets, window boxes, etc. -- Wandering kidney (Med.), a morbid condition in which one kidney, or, ra…

nimal in one of its inferior stages of development, as one of the intermediate forms in alternate generation.