The APA recommends using the Merriam-Webster.com Dictionary and the APA Dictionary of Psychology when you have questions about spelling, hyphenation, and capitalization.
ebook | |
ereader | database |
data set | smartphone |
internet | intranet |
Wi-Fi | website |
webpage | the web |
home page | username |
login page (but “log in” when used as a verb) | emoji (for the plural, either “emoji” or “emojis”) |