Symbol Catalog

30 symbols

Ankh

Ancient Egyptian hieroglyph representing life and immortality.

Ancient Egyptian · c. 3100 BCE – present

Eye of Horus

Ancient Egyptian symbol of protection, royal power, and good health.

Ancient Egyptian · c. 2400 BCE – 400 CE

Djed Pillar

Ancient Egyptian symbol of stability and the backbone of Osiris.

Ancient Egyptian · c. 3100 BCE – 400 CE

Om (Aum)

Sacred syllable and symbol in Hinduism, Buddhism, and Jainism.

Hindu, Buddhist, Jain · c. 1500 BCE – present

Dharma Wheel (Dharmachakra)

Buddhist symbol representing the Noble Eightfold Path and the teachings of the Buddha.

Buddhist · c. 250 BCE – present

Valknut

Norse symbol of three interlocked triangles associated with the god Odin.

Norse/Viking · c. 500–1100 CE

Yin and Yang (Taijitu)

Taoist symbol representing the duality and interdependence of opposing forces.

Chinese/Taoist · c. 1000 CE – present

Peace Symbol (CND Symbol)

International symbol of peace, originally designed for the British nuclear disarmament movement.

Western/International · 1958 – present

Infinity Symbol (∞)

Mathematical symbol representing an unbounded quantity or the concept of endlessness.

Mathematical/Western · 1655 – present

Integral Sign (∫)

Mathematical symbol denoting integration, introduced by Leibniz.

Mathematical/Western · 1675 – present

Summation Sign (Σ)

Greek capital letter Sigma used as the mathematical symbol for summation.

Mathematical/Western · 1755 – present

Pi (π)

Mathematical constant representing the ratio of a circle's circumference to its diameter.

Mathematical/Western · 1706 – present

Element Of (∈)

Set theory symbol indicating that an element belongs to a set.

Mathematical/Western · 1889 – present

Stop Sign

Octagonal red traffic sign requiring vehicles to come to a complete stop.

International · 1915 – present

Yield Sign (Give Way)

Triangular traffic sign requiring drivers to yield right-of-way.

International · 1950 – present

No Entry

Circular red sign prohibiting entry to a road or area.

International · 1968 – present

Pedestrian Crossing

Warning sign indicating a pedestrian crossing ahead.

International · c. 1930 – present

Skull and Crossbones

Universal symbol for poison, toxic substances, and mortal danger.

International · c. 1400 CE – present

Biohazard Symbol

Symbol warning of biological substances that pose a threat to living organisms.

International · 1966 – present

Radiation Warning Symbol (Trefoil)

International symbol warning of ionizing radiation hazards.

International · 1946 – present

High Voltage Warning

Warning symbol indicating the presence of high-voltage electrical hazards.

International · c. 1970 – present

Emergency Exit (Running Man)

ISO 7010 safety sign indicating the direction of emergency exits.

International · 1979 – present

Electrical Ground Symbol

Schematic symbol representing an electrical connection to earth ground.

International · c. 1900 – present

Resistor Symbol

Schematic symbol representing an electrical resistor in circuit diagrams.

International · c. 1920 – present