For example, a pitching moment is a vertical force applied at a distance forward or aft from the center of gravity of the aircraft, causing the aircraft to pitch up or down. Roll, pitch and yaw refer, in this context, to rotations about the respective axes starting from a defined equilibrium state. The equilibrium roll angle is known as wings level or zero bank angle, equivalent to a level heeling angle on a ship.
Definition. There are two types of modifiers in the English language: the adjective and the adverb. They have distinctly different roles, and we will examine each, in turn. First, let's look at the definition of each word. An adjective describes, or modifies a noun--a person, place, thing, or idea.
A modifier is a word, phrase, or clause which functions as an adjective or an adverb to describe a word or make its meaning more specific. Examples of Modifiers Modifiers can play the roles of adjectives or adverbs. Modifiers As Adjectives. When a modifier is an adjective, it modifies a noun or a pronoun. (In these examples, the modifiers are shaded, and the words being modified are bold). Lee caught a small mackerel.