Vocabulary : Spiraeic to Spired

Spiraeic : Of, pertaining to, or derived from, the meadowsweet (Spiraea); formerly, designating an acid which is now called salicylic acid.
Spiral : Winding or circling round a center or pole and gradually receding from it; as, the spiral curve of a watch spring. ;; Winding round a cylinder or imaginary axis, and at the same time rising or advancing forward; winding like the thread of a screw; helical. ;; Of or pertaining to a spiral; like a spiral. ;; A plane curve, not reentrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed point called the pole. Cf. Helix. ;; Anything which has a spiral form, as a spiral shell.
Spirality : The quality or states of being spiral.
Spirally : In a spiral form, manner, or direction.
Spiralozooid : One of the special defensive zooids of certain hydroids. They have the form of long, slender tentacles, and bear lasso cells.

Spirant : A term used differently by different authorities; -- by some as equivalent to fricative, -- that is, as including all the continuous consonants, except the nasals m, n, ng; with the further exception, by others, of the liquids r, l, and the semivowels w, y; by others limited to f, v, th surd and sonant, and the sound of German ch, -- thus excluding the sibilants, as well as the nasals, liquids, and semivowels. See Guide to Pronunciation, // 197-208.
Spiranthy : The occasional twisted growth of the parts of a flower.
Spiration : The act of breathing.
Spire : To breathe. ;; A slender stalk or blade in vegetation; as, a spire grass or of wheat. ;; A tapering body that shoots up or out to a point in a conical or pyramidal form. Specifically (Arch.), the roof of a tower when of a pyramidal form and high in proportion to its width; also, the pyramidal or aspiring termination of a tower which can not be said to have a roof, such as that of Strasburg cathedral; the tapering part of a steeple, or the steeple itself. ;; A tube or fuse for communicating fire to the chargen in blasting. ;; The top, or uppermost point, of anything; the summit. ;; To shoot forth, or up in, or as if in, a spire. ;; A spiral; a curl; a whorl; a twist. ;; The part of a spiral generated in one revolution of the straight line about the pole. See Spiral, n.
Spired : of Spire ;; Having a spire; being in the form of a spire; as, a spired steeple.