One of the crosspieces that form the steps of a ladder.

synonyms: rung, spoke.

Roget 247: circularity, roundness; rotundity etc. 249.    circle, circlet, ring, areola, hoop, roundlet^†, annulus, annulet^†, bracelet, armlet; ringlet; eye, loop, wheel; cycle, orb, orbit, rundle, zone, belt, cordon, band; contrate wheel^†, crown wheel; hub; nave; sash, girdle, cestus^†, cincture, baldric, fillet, fascia, wreath, garland; crown, corona, coronet, chaplet, snood, necklace, collar; noose, lasso, lassoo^†.    ellipse, oval, ovule; ellipsoid, cycloid; epicycloid [Geom.], epicycle; semicircle; quadrant, sextant, sector.    sphere etc. 249.    ... show more

Roget 248: winding etc. v.; convolution, involution, circumvolution; wave, undulation, tortuosity, anfractuosity^†; sinuosity, sinuation^†; meandering, circuit, circumbendibus^†, twist, twirl, windings and turnings, ambages^†; torsion; inosculation^†; reticulation etc. (crossing) 219; rivulation^†; roughness etc. 256.    coil, roll, curl; buckle, spiral, helix, corkscrew, worm, volute, rundle; tendril; scollop^†, scallop, escalop^†; kink; ammonite, snakestone^†.    serpent, eel, maze, labyrinth.    knot.    ... show more

Roget 249: rotundity; roundness etc. adj.; cylindricity^†; sphericity, spheroidity^†; globosity^†.    cylinder, cylindroid^†, cylindrical; barrel, drum; roll, roller; rouleau^†, column, rolling-pin, rundle.    cone, conoid^†; pear shape, egg shape, bell shape.    sphere, globe, ball, boulder, bowlder^†; spheroid, ellipsoid; oblong spheroid; oblate spheroid, prolate spheroid; drop, spherule, globule, vesicle, bulb, bullet, pellet, pelote^†, clew, pill, marble, pea, knob, pommel, horn; knot (convolution) 248.    curved surface, hypersphere; hyperdimensional surface.    ... show more

Dutch: sport, trede
Polish: szczebel