<Knowledge>
knowl-edge \'na^:l-ij\ n
[ME knowlege, fr. knowlechen to acknowledge, irreg. fr. knowen]
(14c)
1 obs: COGNIZANCE
2a (1): the fact or condition of knowing something with familiarity gained
     through experience or association
2a (2): acquaintance with or understanding of a science, art, or technique
2b (1): the fact or condition of being aware of something
2b (2): the range of one's information or understanding <answered to
     the best of my knowledge>
2c: the circumstance or condition of apprehending truth or fact:
     COGNITION
2d: the fact or condition of having information or of being learned
     <a man of unusual knowledge>
3 archaic: SEXUAL INTERCOURSE
4a: the sum of what is known: the body of truth, information, and
     principles acquired by mankind
4b archaic: a branch of learning
syn KNOWLEDGE, LEARNING, ERUDITION, SCHOLARSHIP mean what is or can
     be known by an individual or by mankind. KNOWLEDGE applies to
     facts or ideas acquired by study, investigation, observation, or
     experience; LEARNING applies to knowledge acquired esp. through
     formal, ften advanced, schooling; ERUDITION strongly implies the
     acquiring of profound, recondite, or bookish learning; SCHOLARSHIP
     implies the possession of learning characteristic of the advanced
     scholar in a specialized field of study or investigation. 

syn:
knowledge  n
1  syn    EDUCATION 2, erudition, learning, scholarship, science
   ant    ignorance2 the body of things known about or in science  <made major 
contributions to scientific knowledge>
   syn    information, lore, science, wisdom 
   rel    advice, intelligence, news; data, evidence, facts, input


<Knowhow>
know-how \'no^--,hau.\ n
(1838)
:knowledge of how to do something smoothly and efficiently: EXPERTISE 

<Knowing>
1know \'no^-\  knew \'n(y):u\; known \'no^-n\; know-ing
[ME knowen, fr. OE cna^-wan; akin to OHG bichna^-an to recognize,
     L gnoscere, noscere to come to know, Gk gigno^-skein]
vt
(bef. 12c)
1a (1): to perceive directly: have direct cognition of
1a (2): to have understanding of <importance of knowing oneself>
1a (3): to recognize the nature of: DISCERN
1b (1): to recognize as being the same as something previously known
1b (2): to be acquainted or familiar with
1b (3): to have experience of
a: to be aware of the truth or factuality of: be convinced or certain
     of
2b: to have a practical understanding of <knows how to write>
3 archaic: to have sexual intercourse with
~ vi
1: to have knowledge
2: to be or become cognizant
-- know-able \'no^--e-bel\ adj 
-- know-er \'no^-(-e)r\ n 

1know-ing \'no^--i{nj}\ n
(14c)
:ACQUAINTANCE, COGNIZANCE 

2knowing adj
(14c)
1: having or reflecting knowledge, information, or intelligence
2: shrewdly and keenly alert: ASTUTE
3: COGNITIVE
4: DELIBERATE <knowing interference in the affairs of another>
-- know-ing-ly adv 
-- know-ing-ness n