and \and\, conj. as. and; akin to os. endi, icel. enda, ohg.
   anti, enti, inti, unti, g. und, d. en, od. ende. cf, an if,
   ante-.
   1. a particle which expresses the relation of connection or
      addition. it is used to conjoin a word with a word, a
      clause with a clause, or a sentence with a sentence.
      1913 webster

   note: a it is sometimes used emphatically; as, "there are
         women and women," that is, two very different sorts of
         women. b by a rhetorical figure, notions, one of
         which is modificatory of the other, are connected by
         and; as, "the tediousness and process of my travel,"
         that is, the tedious process, etc.; "thy fair and
         outward character," that is, thy outwardly fair
         character, --schmidt's shak. lex.
         1913 webster

   2. in order to; -- used instead of the infinitival to,
      especially after try, come, go.
      1913 webster

            at least to try and teach the erring soul. --milton.
      1913 webster

   3. it is sometimes, in old songs, a mere expletive.
      1913 webster

            when that i was and a little tiny boy. --shak.
      1913 webster

   4. if; though. see an, conj. obs. --chaucer.
      1913 webster

            as they will set an house on fire, and it were but
            to roast their eggs.                  --bacon.
      1913 webster

   and so forth, and others; and the rest; and similar things;
      and other things or ingredients. the abbreviation, etc.
      et cetera, or c., is usually read and so forth.
      1913 webster
see also:
an ante- and so forth 

and
     
         or "conjunction" the boolean function which is
        true only if all its arguments are true.  the truth table
        for the two argument and function is:
     
         a | b | a and b
         --+---+---------
         f | f |    f
         f | t |    f
         t | f |    f
         t | t |    t
     
        and is often written as an inverted "v" in texts on logic.  in
        the c programming language it is represented by the 
        logical and operator.
     
        1997-11-15
     
     
see also:
boolean truth table c operator