V n 5 verb When a baby nurses or when its mother nurses it, it feeds by sucking milk from its mother's breast. OLD-FASHIONED (=suckle) Most authorities recommend letting the baby nurse whenever it wants. V ...young women nursing babies... V n Young people and nursing mothers are exempted from charges.
mastery (usually uncountable, plural masteries) 1  The position or authority of a master; dominion; command; supremacy; superiority. 2  Superiority in war or competition; victory; triumph; preeminence. ( 3 obsolete) Contest for superiority. ( 4 obsolete) A masterly operation; a feat. ( 5 obsolete) The philosopher's stone.
Knowledge is a familiarity, awareness or understanding of someone or something, such as facts, information, descriptions, or skills, which is acquired through experience or education by perceiving, discovering, or learning.Knowledge can refer to a theoretical or practical understanding of a subject.It can be implicit (as with practical skill or expertise) or explicit (as with the theoretical understanding of a subject); it can be more or less formal or systematic.n philosophy, the study of knowledge is called epistemology; the philosopher Plato famously defined knowledge as  justified true belief , though well-justified true belief is more complete as it accounts for the Gettier problems. However, several definitions of knowledge and theories to explain it exist.