class MeaningAdapter : PagedListAdapter<Meaning, RecyclerView.ViewHolder>(REPO_COMPARATOR) {
    //..
    override fun onCreateViewHolder(
        parent: ViewGroup,
        viewType: Int
    ): RecyclerView.ViewHolder {
        val view = LayoutInflater.from(parent.context)
            .inflate(R.layout.fragment_meaning, parent, false)
        return DictionaryViewHolder(view)
    }

    override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
        val dictionaryItem = getItem(position)
        if (dictionaryItem != null) {
            //Perform binding of data to view here
        }
    }

    inner class DictionaryViewHolder(val view: View) : RecyclerView.ViewHolder(view) {
        //..
    }

    companion object {
        private val REPO_COMPARATOR = object : DiffUtil.ItemCallback<Meaning>() {
            override fun areItemsTheSame(oldItem: Meaning, newItem: Meaning): Boolean =
                oldItem.id == newItem.id

            override fun areContentsTheSame(oldItem: Meaning, newItem: Meaning): Boolean =
                oldItem == newItem
        }
    }
}