Strength can mean:

• Physical strength of organisms' means (especially the muscles of most metazoa) of locomotion and movement
• Strength of materials in physics, engineering and materials science
• Strength is a rap compilation presented by Asiatic Warriors
• Strength (VIII) is a Major Arcana card in Tarot.
• The word strengths is one of the longest English words with one syllable.
• "Strength," or one of its synonyms, is the most common character attribute seen in role-playing games.