The Chinese abacus is thought to have been created by a famous mathematician Cheng Dawei of the Ming Dynasty between 1368 and 1644. A typical elementary abacus has 10 parallel wires strung between two boards on a frame, with nine beads on each wire. Each bead has a value of 10, a multiple or sub multiple of 10.
The definition of a snigger is a contained or half held-in laugh. An example of a snigger is a quiet laugh behind a person's back. Snigger is defined as to snicker or hold back a laugh. An example of snigger is to secretly laugh at someone behind their back.
verb (used without object), sniveled, sniveling or (especially British) snivelled, snivelling. 1. to weep or cry with sniffling. 2. to affect a tearful state; whine. 3. to run at the nose; have a runny nose: She sniveled from the cold. 4. to draw up mucus audibly through the nose: