move+backward+and+forward
51Oscillating — Oscillate Os cil*late ([o^]s s[i^]l*l[=a]t), v. i. [imp. & p. p. {Oscillated} ([o^]s s[i^]l*l[=a] t[e^]d); p. pr. & vb. n. {Oscillating} ([o^]s s[i^]l*l[=a] t[i^]ng).] [L. oscillare to swing, fr. oscillum a swing, a little mask or puppet made to… …
52reciprocation — In prosthodontics, the means by which one part of an appliance is made to counter the effect created by another part. [L. reciprocare, pp. reciprocatus, to move back and forth] * * * re·cip·ro·ca·tion (re sip″ro kaґshən) [L.… …
53Seesaw — See saw , v. i. [imp. & p. p. {Seesawad}; p. pr. & vb. n. {Seesawing}.] To move with a reciprocating motion; to move backward and forward, or upward and downward. [1913 Webster] …
54Seesawad — Seesaw See saw , v. i. [imp. & p. p. {Seesawad}; p. pr. & vb. n. {Seesawing}.] To move with a reciprocating motion; to move backward and forward, or upward and downward. [1913 Webster] …
55Seesawing — Seesaw See saw , v. i. [imp. & p. p. {Seesawad}; p. pr. & vb. n. {Seesawing}.] To move with a reciprocating motion; to move backward and forward, or upward and downward. [1913 Webster] …
56oscillate — v. n. 1. Swing, vibrate, sway, move to and fro, move backward and forward. 2. Vary, fluctuate …
57Clean and jerk — The clean and jerk is one of the two Olympic weightlifting events (the other being the snatch). The clean portion of the lift refers to the lifter explosively pulling the weight from the floor to a racked position across deltoids and clavicles.… …
58Might and Magic Book One: The Secret of the Inner Sanctum — Developer(s) New World Computing Publisher(s) New Wo …
59Track and field — For the video game, see Track Field (video game). Track and field The track and field stadium is at the heart of the sport Nickname(s) Track Characteristics Team mem …
60Hammer drill — A Hammer drill, also known as a rotary hammer or roto hammer , (see also rotary hammer drill) is a rotary drill with a hammering action. The hammering action provides a short, rapid hammer thrust to pulverize relatively brittle material and… …
