1. By comparing languages
   "she studied the phenomenon cross-linguistically"

See also: cross-linguistic

• selenography
• selenolatry
• selenology
• Seles
• Seleucus
• Seleucus I
• Seleucus I Nicator
• self
• self acceptance
• self-abasement
• self-abnegating
• self-abnegation
• self-absorbed
• self-absorption
• self-abuse
• self-accusation
• self-acting
• self-activating
• self-adapting program
• self-addressed
• self-aggrandisement
• self-aggrandising
• self-aggrandizement
• self-aggrandizing
• self-analysis