The following tables present the names of Greek letters and selected symbols commonly used in engineering courses, ensuring precise reference and avoiding reliance on informal descriptors such as “squiggle.”
Greek letters.
\(\alpha\) A
alpha
\(\beta\) B
beta
\(\gamma\) \(\Gamma\) gamma
\(\delta\) \(\Delta\) delta
\(\epsilon\) E
epsilon
\(\zeta\) Z
zeta
\(\eta\) E
eta
\(\theta\) \(\Theta\) theta
\(\iota\) I
iota
\(\kappa\) K
kappa
\(\lambda\) \(\Lambda\) lambda
\(\mu\) M
mu
\(\nu\) N
nu
\(\xi\) \(\Xi\) xi
\(\omicron\) O
omicron
\(\pi\) \(\Pi\) pi
\(\rho\) P
rho
\(\sigma\) \(\Sigma\) sigma
\(\tau\) T
tau
\(\upsilon\) \(\Upsilon\) upsilon
\(\phi\) \(\Phi\) phi
\(\chi\) X
chi
\(\psi\) \(\Psi\) psi
\(\omega\) \(\Omega\) omega
Commonly used symbols in engineering courses.
\(\Delta\) Delta
Change
Thermodynamics
\(\Delta\) Delta
Displacement
Naval Architecture
\(\nabla\) Nabla
Volume
Naval Architecture
\(\Sigma\) Sigma
Sum
Thermodynamics, Naval Architecture, Applied Mechanics
\(\sigma\) Sigma
Stress
Thermodynamics, Applied Mechanics
\(\epsilon\) Epsilon
Modulus of elasticity
Thermodynamics, Applied Mechanics
\(\eta\) Eta
Efficiency
Thermodynamics
\(\omega\) Omega
Angular velocity
Thermodynamics, Applied Mechanics
\(\rho\) Rho
Density
Thermodynamics, Naval Architecture
\(\tau\) Tau
Torque
Thermodynamics, Applied Mechanics