1. Marked by firm determination or resolution; not shakable
   - firm, steadfast, steady, stiff, unbendable, unshakable, unwavering, unshakeable

See also: resolute

• Aleksandr Pavlovich
• Aleksandr Porfirevich Borodin
• Aleksandr Prokhorov
• Aleksandr Scriabin
• Aleksandr Sergeyevich Pushkin
• Aleksandr Solzhenitsyn
• Aleksey Maksimovich Peshkov
• Aleksey Maximovich Peshkov
• alembic
• alendronate
• Alep
• aleph
• aleph-nought
• aleph-null
• aleph-zero
• Alepisaurus
• Aleppo
• Aleppo boil
• Aleppo grass
• alert
• alerting
• alertly
• alertness
• Alessandro di Mariano dei Filipepi
• Alessandro Farnese