רַב

rab (rab) adj.
1. abundant (in quantity, size, age, number, rank, quality)
[by contracted from H7231]
KJV: (in) abound(-undance, -ant, -antly), captain, elder, enough, exceedingly, full, great(-ly, man, one), increase, long (enough, (time)), (do, have) many(-ifold, things, a time), ((ship-))master, mighty, more, (too, very) much, multiply(-tude), officer, often(-times), plenteous, populous, prince, process (of time), suffice(-lent). 
Root(s): H7231

• Part of speech: adjective
• Occurrences: 462

• רבב — H7231

• Genesis 6:5

From Strong's Hebrew and Chaldee Dictionary (1890), which is public domain. This bundle carries the words that spell biblical names and the roots they are built from; the full lexicon of 8,674 entries ships as a bulk table.