1. (adjective) of or belonging to or occurring every day

• day-after-day
• day-by-day
• day-to-day

2. (adjective) appropriate for ordinary or routine occasions

• casual
• everyday

3. (adverb) gradually and progressively

• day by day

1. (adjective) of or belonging to or occurring every day

• periodic
• periodical

2. (adjective) appropriate for ordinary or routine occasions

• informal

1. (noun) a newspaper that is published every day

• newspaper
• paper

1. (adjective) of or belonging to or occurring every day

• 24-hour interval
• day
• mean solar day
• solar day
• twenty-four hour period
• twenty-four hours

2. (adjective) appropriate for ordinary or routine occasions

• casualness
• familiarity

1. (adverb) every day; without missing a day

• day-after-day
• day-by-day
• day-to-day