Explore the Glossary
A-F G-L M-R S-Z
A - F
Aerodynamics
Aerodynamics is the study of the properties of moving air and the interaction between the air and solid bodies...
Angle of Attack
TrackMan® defines Angle of Attack as the vertical direction of the club head’s geometric center movement at...
Angle of Descent
Angle of Descent (also referred to as Landing Angle) is the angle, typically measured in degrees, at which the...
Axis of Rotation
In discussing golf ball flight and curve, the Axis of Rotation is the imaginary line running through the...
Ball Speed
Ball Speed is the speed at which the ball leaves the club face along its initial path. While club speed is...
Blade Iron
A blade iron, also commonly referred to as a muscleback iron or MB iron, is a traditional golf club typically...
Bulge and Roll
Bulge and Roll refers to the curvature of the clubface in metalwoods. This design features a slight protrusion...
Carry and Total Distance
The Distance a golf ball travels is broken into two parts, Carry Distance and Total Distance. Carry Distance...
Casing Layer
The Casing Layer of a golf ball is a secondary layer, under the urethane cover that encapsulates the golf ball...
Cavity Back
Cavity back is a term in golf club design used to describe a clubhead shape in which material and mass is...
Center of Gravity (CG)
Center of Gravity (CG) is the point within a golf club where mass is evenly distributed in all directions. CG...
Club Path
The Launch Direction of a golf shot is defined by TrackMan® as the horizontal direction of movement of the...
Coefficient of Restitution (COR)
Coefficient of Restitution (COR) quantifies the efficiency of a collision. In golf, this relates to the energy...
Compression
Compression can affect the speed, spin and trajectory of a shot. But compression is just one design element of...
Concentricity
In golf ball manufacturing, Concentricity is a measurement of the centeredness of each layer in the golf...
Core
The Core is the center-most component in a golf ball's construction. Broadly speaking, the aim in designing a...
Curve
Curve is defined as horizontal movement of the golf ball in flight, relative to the initial launch direction...
Dispersion
Golf shot dispersion refers to the proximity of a golfer's shots, relative to a given target. Dispersion is a...
Drag
Drag can be thought of as wind resistance. It is the force that air exerts on an object, directly opposite to...
Face Angle
Face Angle is the horizontal direction in which the club face points at impact. Face angle is expressed in...
Feel
Different golfers experience feel in different ways. Feel is very closely tied to acoustics and the sound, so...
Flight
The Flight or Trajectory of a golf shot is the three-dimensional path taken by the golf ball from the moment...
Forged vs. Cast Irons
In the manufacture of golf irons and wedges, there are two main methods that clubmakers employ to transform...
G - L
Gear Effect
According to TPI, if the golf ball impacts the club face directly in-line with the club's center of gravity...
Gravity
Gravity is the force by which the mass of a planet or other body draws objects toward its center. The force of...
Hybrid
A hybrid is a versatile golf club that combines the best features of long irons and fairway metals. Hybrids...
In-To-Out Path
During the downswing, the clubhead approaches the ball from inside the target line and (in an ideal, neutral...
Ionomer
Ionomers are durable plastics that are used in golf ball construction. Ionomer golf balls are known for their...
Launch Angle
Launch Angle is the angle, measured in degrees, at which the ball leaves the club face relative to the ground....
Launch Conditions
Launch Conditions are the variables that determine the initial trajectory of a golf ball and include Ball...
Launch Direction
Launch Direction is the initial horizontal launch angle golf—the direction the ball starts relative to the...
M - R
Moment of Inertia (MOI)
Moment of Inertia (MOI) measures a club’s resistance to rotation, which directly affects its stability at...
Optimization
Optimization is a final, rigorous step in Titleist golf ball development. Once a successful dimple pattern has...
Peak Height
Peak Height, or the apex of a golf ball's trajectory, is the highest point reached by a golf ball during its...
Polybutadiene
Polybutadiene is a synthetic polymer rubber material that serves as the chief ingredient used in the...
RCT Golf Balls
Developed by Titleist Golf Ball R&D engineers, Radar Capture Technology (RCT®) significantly enhances the...
S - Z
Smash Factor
The degree to which club speed is converted to ball speed is called Smash Factor (also referred to as Transfer...
Spin
Spin is defined as the rate of rotation of the golf ball when hit by a club. Spin rate is expressed in RPM...
Stinger Shot
Join Mike Madson, Senior Project Manger of Aerodynamics and Tooling at Titleist, as he visits our Manchester...
Stopping Power
Stopping power has to do with the angle of descent of the golf ball, the spin rate, and the course conditions...
Swing Plane
According to TrackMan®, Swing Plane is the vertical angle between the ground and the orbit that the club head...
Target Line
The Target Line is an imaginary line projected onto the ground that extends through the golf ball to the...
Thermoplastic
Once formed, materials that are thermoplastic can be melted and reshaped/reused. In golf ball manufacturing,...
Validation
Validation is the final stage in golf ball product development, a demanding final examination that Titleist...
Zinc Diacrylate
Compounds such as Zinc Diacrylate are added to the polybutadiene mixture during the manufacture of golf ball...
Resources to help you improve your game
Golf Ball Selector
Virtual Consultations
Find a Fitting
Driver Selector
Join Team Titleist
Sign up for a free Team Titleist membership to gain access to exclusive product experiences, events, sweepstakes, and more.
