opening

I

adj

initial, starting, beginning, commencing, introductory, prefatory, first.

II

n

1. hiatus, lacuna, gap, slit, slot; hole, hollow, cavity, aperture, orifice, ostiole; interstice, areola, pore, Anat. sinus; peephole, buttonhole, pinhole, eye, eyelet; mouth, embochure, mouthhole, mouthpiece; breach, break, space, rift, rent; cleft, chasm, Archaic. scissure; crack, cranny, chink, crevice, fissure, notch, nick; cavern, cave, grotto, den; excavation, pit, well, shaft; hatch, gate, door, portal, window, scupper, vent.

2. beginning, start, commencement, inception, kick-off; birth, genesis, origin; dawn, dawning, threshold, outset, exordium; send-off, start-off, jump-off; overture, prologue, prelude, preliminary, proem, introduction, preface; debut, first step.

3. opportunity, chance, good chance, Inf. foot in the door, Sl. break, Sl. the breaks; Sl. lucky shot, Lady Luck; fortuitousness, serendipity; sure bet, good thing, inside track.

4. vacancy, job opportunity, position or place available.