Meaning & Definition of word "Parabola"

Parabola

/pəˈræb.ə.lə/

1. A symmetrical curved shape that represents the graph of a quadratic function, defined as the locus of points equidistant from a point (focus) and a line (directrix).
- Example: The trajectory of the ball created a perfect parabola as it arced through the air.
2. In mathematics, a section of a conic section that can be open or closed, depending on the orientation of the plane cutting through the cone.
- Example: When studying conic sections, we learned that a parabola can be formed when the plane is parallel to the edge of the cone.
3. In literature, a parable or a moral story that conveys a message, often through analogy.
- Example: The teacher used a parable to illustrate the importance of honesty, making it easier for students to understand the lesson.

●From Latin 'parabola', from Greek 'parabole' meaning 'comparison'.

parabola of motion:

The trajectory of a projectile follows a parabola.

parabolic shape:

Referring to the curved shape that resembles a parabola.

quadratic:

Relating to a polynomial of degree two, often represented as a parabolic equation.

focus:

The point from which distances are measured in the definition of a parabola.

directrix:

A fixed line used in the definition of a parabola.

Meaning: To describe a situation that follows a predictable trajectory.

● Example Sentence: His career took a parabola from unknown to superstar.

Meaning: To talk in a convoluted or overly elaborate manner.

● Example Sentence: Stop being so parabola about your story; just tell me what happened.