Freebase(0.00 / 0 votes)Rate this definition: Specialization. Specialisation, is an important way to generate propositional knowledge, by applying general knowledge, such as the theory of gravity, to specific instances, such as when I release this apple, it will fall to the floor. Specialisation is the opposite of generalisation.
WASHINGTON (AP) â It's going to cost you a few pennies more to mail a letter. The cost of a first-class postage stamp is now 49 cents â 3 cents more than before. Regulators approved the price hike in December, and it went into effect Sunday.
Comments (7). The United States Postal Service increased its rates for first class postage and related services (like insurance) on Jan. 27, 2013. The price of a first class Forever stamp increased to 46 cents from 45 cents.Typical costs: The cost to mail a first class letter is 46 cents for up to one ounce, and each additional ounce adds 20 cents. 2  Large envelopes (flats) that are rectangular and not too rigid or thick are 90 cents for up to one ounce (and 20 cents for each additional ounce). 3  Expect to pay 33 cents to mail a postcard.