Definition of Directional

1. Adjective. Relating to or indicating directions in space. "A directional microphone"

Partainyms: Direction
Derivative terms: Directionality
Antonyms: Omnidirectional

2. Adjective. Relating to direction toward a (nonspatial) goal. "He tried to explain the directional trends of modern science"
Partainyms: Direction

3. Adjective. Showing the way by conducting or leading; imposing direction on. "The directional role of science on industrial progress"
Exact synonyms: Directing, Directive, Guiding
Similar to: Leading
Derivative terms: Direct, Direct, Directive, Directiveness, Directivity

Definition of Directional

1. Adjective. Indicating direction. ¹

2. Adjective. Of or relating to guidance or help. ¹

3. Noun. Something that indicates direction, such as a turn signal. ¹

¹ Source:

Definition of Directional

1. [adj]

Lexicographical Neighbors of Directional

directed edges
directed graph
directed graphs
directed molecular evolution
directed path
directed verdict
directeur sportif
direction finder
directional (current term)
directional antenna
directional atherectomy
directional cloning
directional stability
directive psychotherapy

Literary usage of Directional

Below you will find example usage of this term as found in modern and/or classical literature:

1. Beyond Leveled Books: Supporting Transitional Readers in Grades 2-5 by Karen Szymusiak, Franki Sibberson (2001)
"Sometimes directional words are used to point out to the reader the appropriate illustration. Common words and phrases used are right, left, above, below, ..."

2. Vector Analysis: An Introduction to Vector-methods and Their Various by Joseph George Coffin (1911)
"The Scalar Operator s^V or directional Derivative. Since VF is a vector, its scalar product with any other vector S, may be taken, and by definition this ..."

3. Mechanism by Robert McArdle Keown (1921)
"Velocity Ratio and directional Relation.—When two pulleys are connected by an inelastic belt of no appreciable thickness, all parts of the belt and the ..."

4. Aerodynamics: Constituting the First Volume of a Complete Work on Aerial Flight by Frederick William Lanchester (1908)
"directional Stability (continued). — Although it is not necessary for our present purpose ... Thus in the case of an arrow shot from a bow, the directional ..."

5. Mechanism by Robert McArdle Keown (1921)
"With an open belt both pulleys turn in the same direction, or the directional relation is the same, while in the case of the crossed belt, the directional ..."

6. Land Mines in Angola by Africa Watch Committee (1993)
"M18A1 directional ambush mine ("Claymore") This mine consists of a curved ... MON-50 directional ambush mine The MON-50 is a virtually identical Soviet ..."

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